
Fix regression from 19c3e6cc9e
which made the locking coarser.
Found while debugging #2245, which ended up looking like a tswin/Windows
issue where Crawshaw had blocked cmd.exe's output.
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
Fix regression from 19c3e6cc9e
which made the locking coarser.
Found while debugging #2245, which ended up looking like a tswin/Windows
issue where Crawshaw had blocked cmd.exe's output.
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>